STEERING COLUMN: POWER TILT AND POWER TELESCOPIC STEERING COLUMN SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING; 2007 MY LX470 [08/2006

Last Modified: 7-3-2017	6.8:8.0.40	Doc ID: RM000000XU700RX
Model Year Start: 2007	Model: LX470	Prod Date Range: [08/2006 - ]
Title: STEERING COLUMN: POWER TILT AND POWER TELESCOPIC STEERING COLUMN SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING; 2007 MY LX470 [08/2006 - ]

HOW TO PROCEED WITH TROUBLESHOOTING

HINT:

Use these procedures to troubleshoot the power tilt and power telescopic steering column.
*: Use the intelligent tester.

1.	VEHICLE BROUGHT TO WORKSHOP

2.	INSPECT BATTERY VOLTAGE

Standard voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery before proceeding.

3.	CHECK COMMUNICATION FUNCTION OF MULTIPLEX COMMUNICATION SYSTEM (BEAN)*

(a) Use the intelligent tester to check if the Multiplex Communication System (MPX) is functioning normally.

Result	Proceed to
MPX DTC is not output	A
MPX DTC is output	B

Go to MULTIPLEX COMMUNICATION SYSTEM

4.	CHECK FOR DTC*

(a) Check for DTCs and note any codes that are output.

(b) Delete the DTC.

(c) Recheck for DTCs. Based on the DTCs output above, try to force output of the A/C system DTC by simulating the operation indicated by the DTC.

Result	Proceed to
DTC is not output	A
DTC is output	B

Go to step 7

5.	PROBLEM SYMPTOMS TABLE

(a) Refer to the problem symptoms table .

Result	Proceed to
Fault is not listed in problem symptoms table	A
Fault is listed in problem symptoms table	B

Go to step 7

6.	OVERALL ANALYSIS AND TROUBLESHOOTING*

(a) Terminals of ECU

7.	ADJUST, REPAIR OR REPLACE

END